Senior Network Administrator

ManTech; Seattle (WA); On-site; USD 90,000 - 120,000; Full time

Job summary

MANTECH seeks a motivated, career- and customer‑oriented Senior Network Administrator to join our team in Walla Walla, Washington.

Be a part of an agile team delivering innovative, customer-focused IT support services to help engineering solutions for national challenges. The role covers building, deploying, and maintaining networks with a focus on reliability and security.

Qualifications

• Bachelors in IT/CS or equivalent work experience.
• 2–5 years of network administration experience in Windows/Linux/VMware.
• Experience with routers and switches.
• Knowledge of LANs/WANs, wireless, load balancers, WAN optimizers, cabling.
• Strong troubleshooting to restore services quickly.
• Experience troubleshooting LAN/WAN connectivity.
• CompTIA Network+ and/or CCNA; CompTIA Security+.
• 8140 IAT Level II certification required.

Responsibilities

• Build, support, administer, and optimize the network and related hardware/software.
• Deploy and troubleshoot small-to-medium network deployments and test operability.
• Troubleshoot intermediary network issues and escalate large-scale problems.
• Install and support LANs, WANs, Internet and intranet systems.
• Configure and maintain network infrastructure devices and related hardware/software.
• Monitor the network to maintain integrity and operability.
• Identify network needs from an end-user perspective.

Skills

Network administration

Troubleshooting

Communication

Teamwork

Education

Bachelor's degree in Information Technology/Computer Science

Associate degree +2 years relevant experience or 4 years relevant experience

Tools

Windows

Linux

VMware

Job description

MANTECH seeks a motivated, career and customer-oriented Senior Network Administrator to join our team in Walla Walla, Washington.

Be a part of an agile team to provide innovative, customer focused, and cost-effective integrated enterprise IT support services in support of the client’s vision of engineering solutions for the Nation’s toughest challenges.

Responsibilities include but are not limited to:

• The Network Administrator is responsible for the building, support, administration, and optimization of the network and associated hardware and software.

• This role deploys and troubleshoots small-scale to medium network deployments, conducts routine tests to ensure operability of the network, and identifies network needs and capabilities from an end-user perspective.

• The Network Administrator troubleshoots intermediary network problems and escalates large-scale network issues appropriately.

• Install and support LANs, WANs, network segments, Internet, and intranet systems.

• Install, configure, manage, and maintain network infrastructure devices as well as all related hardware and software.

• Identify network needs and capabilities from an end-user perspective.

• Monitor the network to maintain integrity and operability.

• Deploy and troubleshoot small-scale to medium network deployments.

Minimum Qualifications:

• Requires a Bachelor's degree (or equivalent work experience) in Information Technology, Computer Science, or a related field. In lieu of Bachelor’s degree, an Associate degree +2years relevant experience, or 4 years relevant experience is acceptable.

• Requires 2-5 years of experience in network administration for Windows, Linux, or VMware environments.

• Experience with industry router configurations and switch configurations.

• Working technical knowledge of network infrastructure including local area networks, wide area networks, wireless networking, routers, switches, load balancers, WAN optimizers, and cabling standards.

• Solid troubleshooting abilities through techniques and methods that isolate and identify faulty components or configurations so services can be quickly restored to normal levels of operation.

• Experience troubleshooting network connectivity (LAN, WAN).

• CompTIA Network+ and/or CCNA certification and a CompTIA Security+ certification

• Must maintain a 8140 IAT Lvl II certification.

Preferred Qualifications:

• Demonstrates excellent troubleshooting, problem‑solving, communication, and teamwork skills, the ability to manage multiple tasks effectively, and maintains currency with industry trends and best practices.

• Familiarity with the USACE IT environment, regulatory requirements, and data security best practices are preferred.

• Have strong problem‑solving and analytical skills and communicate effectively with technical and non‑technical stakeholders.

Clearance Requirements:

• Must be a US Citizen and have a current/active Secret clearance.

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co‑workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [e-mail] and provide your name and contact information.